#!/usr/bin/env node

const cp = require('child_process');

console.log(`I’m father Process:${process.pid}`);

let son = cp.fork('./11-ipc-child.js'),
    dau = cp.fork('./11-ipc-child.js');

son.on('message',(data)=>{
  console.log(`I have boy:${data}`);
});
dau.on('message',(data)=>{
  console.log(`I have daughter:${data}`);
});

setTimeout(()=>{
  son.send('Good Good Study!');
},2000);
setTimeout(()=>{
  dau.send('Day Day Up!');
},3000);

setTimeout(()=>{
  son.kill('SIGINT');
  dau.kill('SIGINT');
},5000);

